Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Euphorbia serpyllifolia Persoon
(Thyme Leaf Spurge)
Family: Euphorbiaceae
Status: Native
Synonyms:
Chamaesyce serpyllifolia (Persoon) Small
Chamaesyce neomexicana (Greene) Standley
Chamaesyce rugulosa (Engelmann) Rydberg
Euphorbia neomexicana Greene
Euphorbia serpyllifolia Persoon var. rugulosa Engelmann
Euphorbia serpyllifolia is a prostrate herb with milky latex in laticifers. The leaves are inequilateral at the base and they are dentate (use a hand lens) near the apex. The glands in the cyathium are green yellow.
Please click on an image for a larger file.

Euphorbia serpyllifolia, photo Russ Kleinman, Pinos Altos Range, Pinos Altos, July 30, 2008

Euphorbia serpyllifolia, cyathia detail, photo Russ Kleinman, Pinos Altos Range, Pinos Altos, July 30, 2008

Euphorbia serpyllifolia, inequilateral based & dentate leaf detail, photo Russ Kleinman, Pinos Altos Range, Pinos Altos, July 30, 2008

Euphorbia serpyllifolia, milky latex released upon damage, photo Russ Kleinman & Karen Blisard, Pinos Altos Range, Pinos Altos, October 31, 2021
Back to the Index